STM Kings vs. STM Good Myth Backpack 28L

Two carry-on travel backpacks, compared spec for spec.

STM Kings

by Stm
Front facing view of the STM Kings
Capacity22 L
Weight0.95 kg
Dimensions47.5×30×17 cm
Airline fit93%
Price$150

Feature by feature

STM KingsFeatureSTM Good Myth Backpack 28L
Storage
N Compression N
None Expanded Capacity None
4 Opening 0
N Passport N
N Passthrough Y
Carry
Y Backpack Y
N Hip Belt N
N Sternum Strap Y
Inside
15in Laptop 16in
2 Main Compartments 4
N Organizer N
Outside
× Hard Shell ×
N Rain-fly N
2 Water Bottle Holder 2
Y Water Resistant Y
Material
100% polyester100% polyester

STM Good Myth Backpack 28L

by Stm
Front facing view of the STM Good Myth Backpack 28L
Capacity28 L
Weight1.2 kg
Dimensions46×31×18 cm
Airline fit94%
Price$140

Key differences between the STM Kings and STM Good Myth Backpack 28L

Both have: backpack straps, water bottle pockets, water resistant.

Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 174 accept both. 1 accept only the STM Kings, and 3 accept only the STM Good Myth Backpack 28L.

Only the STM Kings fits

Air Niugini.

Only the STM Good Myth Backpack 28L fits

American Eagle, easyJet, Ravn Alaska.

STM Kings vs. STM Good Myth Backpack 28L: which should you pack?

The STM Good Myth Backpack 28L carries 6L more than the STM Kings (22L vs. 28L), while the STM Kings is the lighter pack at 0.95kg (vs. 1.2kg). For carry-on flexibility, the STM Good Myth Backpack 28L fits 94% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the STM Good Myth Backpack 28L; if you want to travel lighter, the STM Kings is the better call.